<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }

        .login-box {
            margin: 50px;
        }

        .login-box .title {
            font-weight: bold;
            line-height: 80px;
            text-align: center;
        }

        .login-box .block {
            margin: 30px 0;
        }

        .login-box .block input {
            height: 40px;
            padding-left: 20px;
            border: 1px solid #ccc;
            border-radius: 5px;
            width: 100%;
            outline: none;
            box-sizing: border-box;
        }
    </style>
</head>

<body>
    <div class="login-box">
        <div class="title">注册页</div>
        <div class="block">
            <input type="text" placeholder="输入用户名">
        </div>
        <div class="block">
            <input type="password" placeholder="输入密码">
        </div>
        <div class="block">
            <select name="" id="">
                <option value="男">男</option>
                <option value="女">女</option>
            </select>
        </div>
        <div class="block">
            <input type="text" placeholder="输入年龄">
        </div>
        <div class="block">
            <input type="text" placeholder="输入手机号">
        </div>
        <div class="block">
            <input type="button" value="注册">
        </div>
    </div>

    <script src="./04-ajax.js"></script>


</body>

</html>
<script>

    //获取五个input输入框
    var inputs = document.querySelectorAll('.login-box .block input');
    //获取select标签
    var select = document.querySelector('.login-box .block select');

    //给button绑定点击事件
    inputs[4].onclick = function () {
        //对表单内容做校验( 为空校验, 格式校验 )
        if (inputs[0].value && inputs[1].value) {
            //if( /^1[3-9]\d{9}$/.test( inputs[0].value ) && /^\d{4}$/.test(inputs[1].value) ){
            if (/^\d{4}$/.test(inputs[1].value)) {
                //通过校验, 发起登陆请求
                ajax('get', 'https://yantianfeng.com/api/register', {
                    username: inputs[0].value,
                    password: inputs[1].value,
                    sex: select.value,
                    age: inputs[2].value,
                    phone: inputs[3].value
                }, function (data) {
                    console.log(data);
                })
            } else {
                alert('请输入正确的手机号/密码')
            }
        } else {
            alert('用户名/密码不能为空!')
        }
    }

</script>
